3-oxo-5-trimethylsilyloxy-6-heptenoic acid methyl ester 、
对甲苯磺酰叠氮 以
三乙胺 为溶剂,
以to obtain 330 mg of 2-diazo-3-oxo-5-trimethylsiloxy-6-heptenoic acid methyl ester as yellow oily product的产率得到2-diazo-3-oxo-5-trimethylsilyloxy-6-heptenoic acid methyl ester